What is CVE-2020-9334?

CVE-2020-9334 is a medium-severity vulnerability in Enviragallery Envira Gallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-02-25.

How severe is CVE-2020-9334?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2020-9334 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Enviragallery Envira Gallery

CVE-2020-9334

A stored XSS vulnerability exists in the Envira Photo Gallery plugin through 1.7.6 for WordPress. Successful exploitation of this vulnerability would allow a authenticated low-privileged user to inject arbitrary JavaScript code that is viewed by other users.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-02-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (54.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Enviragallery Envira Gallery

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

wordpress.org/plugins/envira-gallery-lite/ (Third Party Advisory, Release Notes)
wpvulndb.com/vulnerabilities/10089 (Third Party Advisory)

Frequently asked questions

What is CVE-2020-9334?: CVE-2020-9334 is a medium-severity vulnerability in Enviragallery Envira Gallery, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-02-25.
How severe is CVE-2020-9334?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2020-9334 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.